Source-reviewed guide
Valheim Patch Notes: 1.0 Release and Hotfixes
Official-source summaries of Valheim 1.0 and its September hotfixes, including platform scope, server changes, achievements, and known limitations.
Reviewed 2026-09-19
Valheim 1.0 launched on September 9, 2026. This archive records individual releases; Updates covers current review status and unresolved issues. Platform labels follow the dated official announcements.
Patch entries
Entries are ordered by release date descending, then version descending when release dates tie. The Updated column records the latest editorial review.
| Entry | Released | Updated | Announced scope |
|---|---|---|---|
| 1.0.12 | 2026-09-11 | 2026-09-17 | Steam only; crossplay compatible |
| 1.0.10 | 2026-09-11 | 2026-09-17 | All platforms; Xbox label 1.0.11 |
| 1.0 release | 2026-09-09 | 2026-09-17 | Full release across supported platforms |
Reading these summaries
Entries distinguish announced fixes from server-owner checks. The September 11 notes retain an item-stand warning even with the Steam fix; read that entry before removing valuable items. Mod compatibility remains dependent on individual mods.
Sources: Official 1.0 patch notes, 1.0 FAQ, September 11 hotfix.